A Lear 31 is a high speed, twin engine light jet produced by Lear Jet, a Bombardier Aerospace Company. The Lear 31 was in production from 1987 through 2003. Typical configuration for the Lear 31 is seven seats (two crew and 5 passengers). The Lear 31A was introduced in 1990. The major improvements of the Lear 31A over its predecessor the Lear 31 are advanced avionics, radio communications and navigation receivers. The Lear 31's maximum speed is an impressive 529mph and boasts a range of 1,455 nautical miles. The Lear 31 or Lear 31A is the ideal charter jet for executives who commute back and forth between New York and Chicago.